21341529

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{397}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 34769280

約数和(自身を除く): 13427751

約数列:

[1, 3, 9, 11, 27, 33, 99, 181, 297, 397, 543, 1191, 1629, 1991, 3573, 4367, 4887, 5973, 10719, 13101, 17919, 39303, 53757, 71857, 117909, 215571, 646713, 790427, 1940139, 2371281, 7113843, 21341529]

約数ペア:

[(1, 21341529), (3, 7113843), (9, 2371281), (11, 1940139), (27, 790427), (33, 646713), (99, 215571), (181, 117909), (297, 71857), (397, 53757), (543, 39303), (1191, 17919), (1629, 13101), (1991, 10719), (3573, 5973), (4367, 4887)]